Implement dictionary using trie.txt

#include <bits/stdc++.h>
using namespace std;

struct Node
{
    int data;
    unordered_map<char,Node*> m;
    string meaning;
    bool terminal;
    
    Node(char d)
    {
        data=d;
        terminal=false;
    }
};

void insert(string word,string mean,Node* root)
{
    Node* temp=root;
    for(unsigned int i=0;i<word.length();i++)
    {
        char ch=word[i];
        if(temp->m.find(ch)!=temp->m.end())
            temp=temp->m[ch];
        else
        {
            Node* n=new Node(ch);
            temp->m[ch]=n;
            temp=temp->m[ch];
        }
    }
    temp->terminal=true;
    temp->meaning=mean;
}

void getMeaning(string word,Node* root)
{
    Node *temp=root;
    for(unsigned int i=0;i<word.length();i++)
    {
        char ch=word[i];
        if(temp->m.find(ch)!=temp->m.end())
            temp=temp->m[ch];
        else
        {
            cout<<"Not Found\n";
            return;
        }
    }
    if(temp->terminal)
        cout<<temp->meaning<<"\n";
    else
        cout<<"Not found\n";
}


int main()
{
    Node *root=new Node('\0');
    insert("language", "the method of human communication",root); 
    insert("computer", "A computer is a machine that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming",root); 
    insert("map", "a diagrammatic representation of an area",root); 
    insert("book", "a written or printed work consisting of pages glued or sewn together along one side and bound in covers.",root); 
    insert("science", "the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.",root); 

    getMeaning("map",root);
    getMeaning("ayu",root);
    getMeaning("scienc",root);
}